Results 61 to 70 of about 29,827 (190)

Stand Dynamics and Disturbance History of Champlain Valley Clayplain Forests [PDF]

open access: yes, 2017
Studies of stand dynamics can explain how species interactions and disturbances drive forest structure and recruitment patterns of tree species. It is difficult to generate an understanding of stand dynamics and successional trends of forests in areas ...
Murray, Helena F
core   +1 more source

Rapid construction of insect–plant interaction networks via multiplexed long‐fragment DNA metabarcoding and NGS

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Molecular identification of insect food webs can accurately reveal complex trophic interactions and serve as a foundation for understanding ecosystem functioning and advancing biodiversity conservation. This process typically involves DNA library construction, high‐throughput sequencing and subsequent steps, including data assembly, annotation,
Xiao‐man Zhang   +9 more
wiley   +1 more source

Pest categorisation of Stegophora ulmea

open access: yesEFSA Journal, 2017
Following a request from the European Commission, the EFSA Panel on Plant Health (PLH) performed a pest categorisation of Stegophora ulmea, a well‐defined and distinguishable fungal species of the family Sydowiellaceae. S.
EFSA Panel on Plant Health (PLH)   +24 more
doaj   +1 more source

Towards an ‘absolute’ timing of biostratigraphic and environmental phases from the Saalian late glacial to the Weichselian pleniglacial in central Europe—Insights from a lacustrine succession in Lichtenberg, northern Germany

open access: yesBoreas, EarlyView.
Palynological records are central to the biostratigraphic subdivision of the Late Pleistocene in central Europe. Yet many interglacial and interstadial phases—such as the Eemian, Brörup and Odderade—remain only poorly constrained in time due to limited numerical dating.
Michael Hein   +19 more
wiley   +1 more source

CERTAINES CARACTERISTIQUES D’ULMUS LEAVİS' PAUL 1 EN THRACE

open access: yesForestist, 1981
«Hercai Karaağaç», mais appele aussi Örme d’Europe (TUTIN 1964). Parmi la vegetation ligneuse de la Thrace, Ulmus Leavis Pall. dont I'anatomie n’est pas suffisammeıtfc consue C’est pourquoi nous l’avons choisle pour ces presentes reeherehes.
İsmet ŞANLI
doaj   +2 more sources

Resurvey of the Pentatomoidea (Heteroptera) of the La Rue-Pine Hills Research Natural Area in Union County, Illinois [PDF]

open access: yes, 2018
A resurvey of the Pentatomoidea of the La Rue-Pine Hills Research Natural Area was conducted from September 1992 to June 1995 and the results compared with those of an earlier survey by McPherson and Mohlenbrock (1976).
McPherson, J. E, Tecic, D. L
core   +2 more sources

Ulmus minor

open access: yesBulletin of popular information - Arnold Arboretum, Harvard University., 1915
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +4 more sources

Metabarcoding of Pollen Carried by Syrphids Reveals Novel Plant–Pollinator Interactions in a Protected Natural Area and Agricultural Sites

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Using DNA metabarcoding, this study investigates pollen transported by syrphids (Syrphidae) in the Dolomiti Bellunesi National Park and agricultural sites in Northern Italy. The analysis reveals a high diversity of visited plant taxa, including previously undocumented plant–pollinator interactions.
Serena Magagnoli   +6 more
wiley   +1 more source

Seasonal variation of bacterial endophytes in urban trees

open access: yesFrontiers in Microbiology, 2015
Bacterial endophytes, non-pathogenic bacteria residing within plants, contribute to the growth and development of plants and their ability to adapt to adverse conditions.
Shu Yi eShen, Roberta eFulthorpe
doaj   +1 more source

Establishing Baseline Information for the Risk of Flatheaded Borer Attack in Specialty Tree Crops Using Trapping and On‐Farm Surveys

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Flatheaded borers (Coleoptera: Buprestidae) are largely xylophagous insects. Larvae of flatheaded borers tunnel into the trunks of trees, with boring and feeding damage eventually appearing on the surface as discolored bark, sunken areas, bark splits or bark sloughing.
Zia V. Williamson   +2 more
wiley   +1 more source

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